<?php

namespace App\Http\Controllers;


use App\Model\System\Token;
use App\Model\System\User;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Support\Facades\DB;
use Laravel\Lumen\Routing\Controller as BaseController;


class IndexController extends BaseController
{
    /**
     * 处理首页重定向
     * @param Request $request
     * @return \Illuminate\Http\RedirectResponse|\Laravel\Lumen\Http\Redirector
     */
    function index(Request $request)
    {
    }


    function  html(Request $request, $name='index.html')
    {
        $user = Token::user();
        if(!$user){
            $name = 'login.html';
        }

        $file = $_SERVER['DOCUMENT_ROOT'] . '/admin/' . $name;
        echo file_get_contents($file);
    }

    /**
     * 管理员页面管理
     * @param Request $request
     * @param $name
     */
    function admin(Request $request, $name)
    {
        try{
            $user = Token::user();
            if(!$user){
                throw  new \Exception('login', 123);
            }
            $types = User::getUserTypes($user->userid);
            if(!in_array(User::ADMIN, $types)){
                throw  new \Exception('login', 123);
            }
            $file = $_SERVER['DOCUMENT_ROOT'] . '/admin/' . $name;
            echo file_get_contents($file);
        }catch (\Exception $e){
            if($e->getCode()==123){
                return redirect('/login.html');
            }else{
                abort(404);
            }
        }
    }

    function home(Request $request, $name='index.html')
    {
        try{

            $file = $_SERVER['DOCUMENT_ROOT'] . '/home/' . $name;

            echo file_get_contents($file);
        }catch (\Exception $e){
            abort(404);
        }
    }

    function mobileHome(Request $request, $name='index.html')
    {
        try{
            $file = $_SERVER['DOCUMENT_ROOT'] . '/mobile/home/' . $name;
            echo file_get_contents($file);
        }catch (\Exception $e){
            abort(404);
        }
    }

    function mobileStudent(Request $request, $name='index.html')
    {
        try{
            $user = Token::user();
            if(!$user){
                throw  new \Exception('login', 123);
            }
            $types = User::getUserTypes($user->userid);
            if(!in_array(User::STUDENT, $types)){
                throw  new \Exception('login', 123);
            }
            $file = $_SERVER['DOCUMENT_ROOT'] . '/mobile/student/' . $name;
            echo file_get_contents($file);
        }catch (\Exception $e){
            if($e->getCode()==123){
                return redirect('/mobile/home/login.html');
            }else{
                abort(404);
            }
        }
    }

    function student(Request $request, $name='index.html')
    {
        try{
            $user = Token::user();
            if(!$user){
                throw  new \Exception('login', 123);
            }
            $types = User::getUserTypes($user->userid);
            if(!in_array(User::STUDENT, $types)){
                throw  new \Exception('login', 123);
            }
            $file = $_SERVER['DOCUMENT_ROOT'] . '/student/' . $name;
            echo file_get_contents($file);
        }catch (\Exception $e){
            if($e->getCode()==123){
                return redirect('/login.html');
            }else{
                abort(404);
            }
        }
    }


    function mobileTeacher(Request $request, $name='index.html')
    {
        try{
            $user = Token::user();
            if(!$user){
                throw  new \Exception('login', 123);
            }
            $types = User::getUserTypes($user->userid);
            if(!in_array(User::TEACHER, $types)){
                throw  new \Exception('login', 123);
            }
            $file = $_SERVER['DOCUMENT_ROOT'] . '/mobile/teacher/' . $name;
            echo file_get_contents($file);
        }catch (\Exception $e){
            if($e->getCode()==123){
                return redirect('/mobile/home/login.html');
            }else{
                abort(404);
            }
        }
    }

    function teacher(Request $request, $name='index.html')
    {
        try{
            $user = Token::user();
            if(!$user){
                throw  new \Exception('login', 123);
            }
            $types = User::getUserTypes($user->userid);
            if(!in_array(User::TEACHER, $types)){
                throw  new \Exception('login', 123);
            }
            $file = $_SERVER['DOCUMENT_ROOT'] . '/teacher/' . $name;
            echo file_get_contents($file);
        }catch (\Exception $e){
            if($e->getCode()==123){
                return redirect('/login.html');
            }else{
                abort(404);
            }
        }
    }

    function articles(Request $request, $name='index.html')
    {
        try{
            $file = $_SERVER['DOCUMENT_ROOT'] . '/articles/' . $name;
            echo file_get_contents($file);
        }catch (\Exception $e){
            abort(404);
        }
    }

    protected function isMobile()
    {
        // 如果有HTTP_X_WAP_PROFILE则一定是移动设备
        if (isset ($_SERVER['HTTP_X_WAP_PROFILE']))
        {
            return true;
        }
        // 如果via信息含有wap则一定是移动设备,部分服务商会屏蔽该信息
        if (isset ($_SERVER['HTTP_VIA']))
        {
            // 找不到为flase,否则为true
            return stristr($_SERVER['HTTP_VIA'], "wap") ? true : false;
        }
        // 脑残法，判断手机发送的客户端标志,兼容性有待提高
        if (isset ($_SERVER['HTTP_USER_AGENT']))
        {
            $clientkeywords = array ('nokia',
                'sony',
                'ericsson',
                'mot',
                'samsung',
                'htc',
                'sgh',
                'lg',
                'sharp',
                'sie-',
                'philips',
                'panasonic',
                'alcatel',
                'lenovo',
                'iphone',
                'ipod',
                'blackberry',
                'meizu',
                'android',
                'netfront',
                'symbian',
                'ucweb',
                'windowsce',
                'palm',
                'operamini',
                'operamobi',
                'openwave',
                'nexusone',
                'cldc',
                'midp',
                'wap',
                'mobile'
            );
            // 从HTTP_USER_AGENT中查找手机浏览器的关键字
            if (preg_match("/(" . implode('|', $clientkeywords) . ")/i", strtolower($_SERVER['HTTP_USER_AGENT'])))
            {
                return true;
            }
        }
        // 协议法，因为有可能不准确，放到最后判断
        if (isset ($_SERVER['HTTP_ACCEPT']))
        {
            // 如果只支持wml并且不支持html那一定是移动设备
            // 如果支持wml和html但是wml在html之前则是移动设备
            if ((strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') !== false) && (strpos($_SERVER['HTTP_ACCEPT'], 'text/html') === false || (strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') < strpos($_SERVER['HTTP_ACCEPT'], 'text/html'))))
            {
                return true;
            }
        }
        return false;
    }

}
